Finding the Fourth Proportional to 1,519,129.62, 2,096,656.70 and 874,922.81
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Solution
The fourth proportional to 1,519,129.62, 2,096,656.70 and 874,922.81 is: 1,207,541.96
Step by Step Solution
- Step 1: Write the proportion equation
1,519,129.62 : 2,096,656.70 = 874,922.81 : x - Step 2: Convert to fraction form
1,519,129.62/2,096,656.70 = 874,922.81/x - Step 3: Cross multiply
1,519,129.62x = 2,096,656.70 × 874,922.81 - Step 4: Simplify right side
1,519,129.62x = 1,834,412,756,711.43 - Step 5: Solve for x
x = 1,834,412,756,711.43/1,519,129.62 - Step 6: Final answer
x = 1,207,541.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.